linux-kernel - 5.1.0-next-20190520 -- emacs segfaults on 32-bit machine Re: 5.2-rc0.8: emacs segfaults?! x220, with 32-bit userland

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Message-ID: <20190523083724.GA21185@amd>
Date:   Thu, 23 May 2019 10:37:24 +0200
From:   Pavel Machek <pavel@....cz>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     kernel list <linux-kernel@...r.kernel.org>, tglx@...utronix.de,
        mingo@...hat.com, bp@...en8.de, hpa@...or.com, x86@...nel.org
Subject: 5.1.0-next-20190520 -- emacs segfaults on 32-bit machine Re:
 5.2-rc0.8: emacs segfaults?! x220, with 32-bit userland

Hi!

> I did not notice any new crashes.

New crash now; different machine, way -next kernel... and I even have
a backtrace.

								Pavel

pavel@amd:~$ e cip/HOURS
Fatal error 11: Segmentation fault
Backtrace:
emacs[0x8138719]
emacs[0x8120446]
emacs[0x813758e]
emacs[0x81375fb]
/lib/i386-linux-gnu/i686/cmov/libpthread.so.0(+0xecb8)[0xb636ccb8]
/lib/i386-linux-gnu/i686/cmov/libc.so.6(+0xebbf3)[0xb6283bf3]
/lib/i386-linux-gnu/i686/cmov/libc.so.6(pselect+0xd3)[0xb627c363]
emacs[0x81ffdd9]
emacs[0x81c7ba4]
emacs[0x8127815]
emacs[0x812ada3]
emacs[0x812bdad]
emacs[0x812d838]
emacs[0x818b76c]
emacs[0x8120890]
emacs[0x818b66b]
emacs[0x8124b84]
emacs[0x8124e3f]
emacs[0x8059cb0]
/lib/i386-linux-gnu/i686/cmov/libc.so.6(__libc_start_main+0xf3)[0xb61b1a63]
emacs[0x805a76f]
^CSegmentation fault (core dumped)
pavel@amd:~$ uname -a
Linux amd 5.1.0-next-20190520 #285 SMP Mon May 20 13:20:20 CEST 2019
i686 GNU/Linux
pavel@amd:~$ dmesg | grep fpu
[    0.000000] x86/fpu: x87 FPU will use FXSAVE
"Genuine Intel(R) CPU           T2400  @ 1.83GHz"


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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